A61M 1/1627
Dialyser of the inside perfusion type, i.e. blood flow inside hollow membrane
Official title: {Dialyser of the inside perfusion type, i.e. blood flow inside hollow membrane fibres or tubes}
A61M1/1627 (Dialyser of the inside perfusion type, i.e. blood flow inside hollow membrane) appears on 63 US grants and 64 published applications in this corpus.
Search patents in A61M- Granted patents
- 63
- Published applications
- 64
- Assignees
- 50
- Inventors
- 178
- Latest grant
- 23 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 3 |
| 2003 | 2 | 2 |
| 2004 | 3 | 4 |
| 2005 | 1 | 2 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 2 | 4 |
| 2013 | 1 | 2 |
| 2014 | 0 | 0 |
| 2015 | 2 | 4 |
| 2016 | 0 | 0 |
| 2017 | 1 | 2 |
| 2018 | 2 | 1 |
| 2019 | 2 | 4 |
| 2020 | 1 | 5 |
| 2021 | 3 | 11 |
| 2022 | 1 | 5 |
| 2023 | 5 | 2 |
| 2024 | 7 | 3 |
| 2025 | 3 | 2 |
| 2026 | 0 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Fluid purification filters and the method of fluid purification using the same10 Dec 2024US 12,161,975 B2Temple University of the Commonwealth System of Higher Education
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- Surface Coatings for Enhanced Substrate Properties30 Jul 2026US 2026/0217554 A1Temple University of the Commonwealth System of Higher Education
- Determining internal filtration rate within a capillary hemodialyzer16 Jul 2026US 2026/0199571 A1Gambro Lundia AB
- System and method for maintaining working physiological resin bead gel composition within an artificial kidney16 Jul 2026US 2026/0199572 A1Cath Dry Global Corp.
- System and methods for dialysis effluent power harvesting15 Jan 2026US 2026/0014304 A1Fresenius Medical Care Deutschland GmbH
- Blood purification device and method for priming blood circulation passage1 Jan 2026US 2026/0000818 A1Shibuya Corporation
Most cited
By later US patents
- Hemofiltration and plasmafiltration devices and methods308US 5,919,369 AHemocleanse, Inc. · 1999
- Hemofiltration and plasmafiltration devices and methods214US 5,536,412 AHemocleanse, Inc. · 1996
- Device and method for extracorporeal blood treatment185US 5,277,820 AHemocleanse, Inc. · 1994
- Device for removal of gas bubbles and dissolved gasses in liquid92US 6,503,225 B1Celgard, LLC · 2003
- Fluid processing apparatus and artificial lung67US 5,192,499 ATerumo Kabushiki Kaisha · 1993